package com.heima.behavior.service.impl;

import com.heima.behavior.service.ApBehaviorEntryService;
import com.heima.behavior.service.ApUnlikeBehaviorService;
import com.heima.common.exception.CustException;
import com.heima.model.behavior.dtos.UnLikesBehaviorDTO;
import com.heima.model.behavior.pojos.ApBehaviorEntry;
import com.heima.model.behavior.pojos.ApUnlikesBehavior;
import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.threadlocal.AppThreadLocalUtils;
import com.heima.model.user.pojos.ApUser;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Service;

import java.util.Date;

@Service
public class ApUnlikeBehaviorServiceImpl implements ApUnlikeBehaviorService {

    @Autowired
    ApBehaviorEntryService apBehaviorEntryService;

    @Autowired
    MongoTemplate mongoTemplate;

    @Override
    public ResponseResult unlikeBehavior(UnLikesBehaviorDTO dto) {

       // 1. 校验参数 文章id不能为空  需要登录 不喜欢类型取值为 0 或 1 (注解校验)
       // 2. 查询行为实体数据

        ApUser user = AppThreadLocalUtils.getUser();

        if(user==null){
            CustException.cust(AppHttpCodeEnum.NEED_LOGIN);
        }
        ApBehaviorEntry behaviorEntry = apBehaviorEntryService.findByUserEquipmentId(user.getId(), dto.getEquipmentId());

        Query query = Query.query(Criteria.where("entryId").is(behaviorEntry.getId()));
        ApUnlikesBehavior behavior = mongoTemplate.findOne(query, ApUnlikesBehavior.class);
        // 3. 如果是 不喜欢操作 查询不喜欢行为是否存在
        if(behavior==null){
            // 4. 如果不存在   添加不喜欢行为
            ApUnlikesBehavior apUnlikesBehavior = new ApUnlikesBehavior();
            apUnlikesBehavior.setArticleId(dto.getArticleId());
            apUnlikesBehavior.setEntryId(behaviorEntry.getId());
            apUnlikesBehavior.setCreatedTime(new Date());
            apUnlikesBehavior.setType(ApUnlikesBehavior.Type.UNLIKE.getCode());
            mongoTemplate.save(apUnlikesBehavior);
        }else {
            if(!dto.getType().equals(behavior.getType())){
                // 5. 如果是 取消不喜欢操作  删除对应的不喜欢数据
                Query query1 = Query.query(Criteria.where("entryId").is(behaviorEntry.getId()));
                mongoTemplate.remove(query1,ApUnlikesBehavior.class);
            }
        }
        return ResponseResult.okResult();
    }
}
